J jenn4239 New Member Joined Oct 15, 2011 Messages 1 Reaction score 0 Oct 15, 2011 #1 I have a high energy efficiention furnace and I have no cold air returns yet! I do however have the filter installed will it hurt my furnace to run a couple weeks without the cold air return?? As long as its not blocked!
I have a high energy efficiention furnace and I have no cold air returns yet! I do however have the filter installed will it hurt my furnace to run a couple weeks without the cold air return?? As long as its not blocked!
U user 4883 Well-Known Member Joined Nov 19, 2007 Messages 3,271 Reaction score 399 Oct 15, 2011 #2 No, on a high efficiency furnace you will have a separate air intake for combustion air so you should be fine.
No, on a high efficiency furnace you will have a separate air intake for combustion air so you should be fine.